A society wedding in Cambridgeshire becomes a crime scene when a man is murdered. After another body is found, the baffled local constabulary turns to Scotland Yard. Despite his experience, Inspector Ian Rutledge has few answers of his own. Nothing logical seems to connect the victims, except the killer. As the investigation widens, a clear suspect emerges. But for Rutledge, the facts still don2t add up, leaving him to question his own judgment.